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Heart Rate Options

Only available for Android 2+ handsets.
HEART RATE CADENCE BREATHING RATE SKIN TEMP BATTERY
Zephyr HxM * no no Rechargeable
Zephyr BioHarness no Rechargeable
Polar WearLink®+ transmitter with Bluetooth® no no no CR2025
ANT+ compatible heart rate sensors no** no no CR2032

* running cadence only (not cycling), can be used on treadmill indoors.
** cadence is supported using ANT+ footpods and ANT+ bike sensors

Zephyr HxM

The app supports the bluetooth Zephyr HxM chest band for heart rate and running cadence.

The Zephyr HxM retails for USD99 plus shipping. Use the coupon SPTRACK5 for a 5 dollar discount.

BUY ZEPHYR HXM (COUPON SPTRACK5)

Zephyr BioHarness

The app supports the bluetooth Zephyr BioHarness (versions 1, 2 and 3) chest band for heart rate, breathing rate and skin temperature.

The Zephyr BioHarness retails for USD710 plus shipping. Use the coupon SPTRAK35 for a 35 dollar discount.

BUY BIOHARNESS (COUPON SPTRAK35)

Polar WearLink®+ transmitter with Bluetooth®

The app supports the Polar WearLink®+ transmitter with Bluetooth® chest band for heart rate only.

NOTE: BLUETOOTH VERSION ONLY!

BUY IN USA
BUY IN EUROPE